SOLUTION: Analytic geometry Determine the shortest distance from the point (5,2) to the line represented by y=2x+1. Use a diagram to check your answer.

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Question 177788: Analytic geometry
Determine the shortest distance from the point (5,2) to the line represented by y=2x+1. Use a diagram to check your answer.
Answer by Mathtut(3670) About Me  (Show Source):
You can put this solution on YOUR website!
2x-y+1=0 so A=2, B=-1, and C=1
:
abs%28%285%282%29%2B2%28-1%29%2B1%29%2Fsqrt%282%5E2%2B%28-1%29%5E2%29%29
:
abs%289%2Fsqrt%285%29%29
:
9%2Asqrt%285%29%2F5